CN103534113B - Auto air-con - Google Patents
Auto air-con Download PDFInfo
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- CN103534113B CN103534113B CN201280023729.XA CN201280023729A CN103534113B CN 103534113 B CN103534113 B CN 103534113B CN 201280023729 A CN201280023729 A CN 201280023729A CN 103534113 B CN103534113 B CN 103534113B
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- air
- hot air
- wall portion
- hot
- mixing chamber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00007—Combined heating, ventilating, or cooling devices
- B60H1/00021—Air flow details of HVAC devices
- B60H1/00064—Air flow details of HVAC devices for sending air streams of different temperatures into the passenger compartment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00007—Combined heating, ventilating, or cooling devices
- B60H1/00021—Air flow details of HVAC devices
- B60H2001/00078—Assembling, manufacturing or layout details
- B60H2001/00092—Assembling, manufacturing or layout details of air deflecting or air directing means inside the device
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The hot air having flowed through hot air interflow path (21) collaborates at merging part (18a) place and the cold air flowing through cooling air passage (16).In addition, the hot air having flowed through hot air pipe path (23) is diffused by the downstream along hot air direction, interflow (Y) of hot air diffusion paths (24) in merging part (18a) and is directed into air-mixing chamber (18) in arranged direction (Z).Hot air diffusion paths (24) and merging part (18a) are separated by partition wall (26), therefore, hot air is directed into air-mixing chamber (18), and can not collaborate at merging part (18a) place and cold air.
Description
The cross reference of related application
The Japanese patent application No.2011-110617 that the application filed an application based on May 17th, 2011, the content of this application is incorporated in full at this by reference.
Technical field
The disclosure relates to a kind of air hybrid vehicle A/C mixing cold air and hot air.
Background technology
Traditionally, patent documentation 1 discloses a kind of technology improving cold air and the mixed performance mixed in auto air-con of hot air.Technology disclosed in patent documentation 1 uses the hot air path extending to air-mixing chamber from heater core and the hot air bypass extended from heater core.Hot air bypass is walked around air-mixing chamber and is had the outlet of the opposite side being positioned at the outlet of hot air path relative to cooling air passage.Cooling air passage is arranged between hot air path and hot air bypass, and the hot air flowed in hot air bypass is directed turns to carry out U-shaped, and hot air is blown in cooling air passage.
Further, patent documentation 2 discloses a kind of technology for improvement of the mixed mixed performance of cold air and the defroster vent place of hot air in auto air-con.Technology disclosed in patent documentation 2 uses the guide portion guiding hot air to make hot air to be diffused along the Width of defroster vent.
In technology disclosed in patent documentation 1, because hot air bypass guides hot air to turn to carry out U-shaped, therefore passage resistance increases.In technology disclosed in patent documentation 2, because guide portion is set to the specific outlet of such as defroster vent, therefore may can not improve mixed performance in other exit.Guide portion can be set to each in other outlet.But in this case, the quantity of parts increases, and the size of A/C may increase.
Prior art document
Patent documentation 1:JP-A-2010-155497
Patent documentation 2: U.S. Patent No. 5,109,755
Summary of the invention
In view of above-mentioned some define the disclosure, and object of the present disclosure is to provide a kind of auto air-con, and described auto air-con adopts simple structure and improves the mixed performance of cold air and the hot air mixed in air regulation housing.
In order to realize above object, according to an example of the present invention, a kind of auto air-con comprises: the air regulation housing limiting air flue; Air is blown into the blowing engine in air regulation housing; Cooling heat exchanger, described cooling heat exchanger is arranged on the air also cooling in air regulation housing and blowed by blowing engine; Reheat heat exchanger, described reheat heat exchanger is arranged in air regulation housing and also heats by the air of cooling heat exchanger; Cooling air passage, described cooling air passage is arranged in air regulation housing, and while walking around reheat heat exchanger, flows through described cooling air passage by the cold air of cooling heat exchanger; Hot air path, described hot air channel setting in air regulation housing, and flows through described hot air path by the hot air of reheat heat exchanger; Air mixing unit, described air mixing unit to be arranged in air regulation housing and to regulate by the amount of the air of reheat heat exchanger and the amount of air that flows in cooling air passage; Air-mixing chamber, described air-mixing chamber is arranged in air regulation housing, and by the hot air of hot air path with to pass through the cold air of cooling air passage mixed in described air-mixing chamber; And multiple peristome, described multiple peristome to be arranged in air regulation housing and the adjustment air mixed in air-mixing chamber is blown in multiple parts in compartment.Air-mixing chamber is configured such that described hot air and described cold air collaborate in the merging part of upstream side of the flow direction at air being arranged in air-mixing chamber.Cooling air passage guides described cold air with crossing with described hot air in merging part.Hot air path comprises: described hot air is directed to the hot air interflow path in merging part; Hot air pipe path, described hot air pipe path is limited to and is oriented to cross merging part and the inside of the tube extended on direction, hot air interflow, and the hot air flowed in tube is incorporated into the downstream in hot air direction of merging part by hot air pipe path; And hot air diffusion paths, described hot air diffusion paths connects air-mixing chamber and hot air pipe path and extends along in its arranged direction of arranging in merging part and tube, and arranged direction is crossing with flow of cold air direction.Hot air diffusion paths is formed by following piece construction: the first wall portion, described first wall portion extend in arranged direction and flow of cold air direction and make merging part and hot air diffusion paths separated from one another; Second wall portion, described second wall portion in arranged direction and flow of cold air direction on extend and spaced apart with the first wall portion, and the second wall portion be positioned at the first wall portion hot air interflow direction downstream; And base section, described base section extends with on flow of cold air direction and is connected the edge of the first wall portion and the edge of the second wall portion in arranged direction, and the edge of described first wall portion and the edge of described second wall portion lay respectively at the upstream side in flow of cold air direction of the first wall portion and the second wall portion.Hot air diffusion paths is guided along the first wall portion and the second wall portion and is directed to by described hot air in room, interflow by the described hot air of hot air pipe path.
Therefore, collaborated with the cold air by cooling air passage by the hot air of hot air interflow path.To be diffused in arranged direction in the downstream in hot air merging part of merging part by hot air diffusion paths by the hot air of hot air pipe path and to be introduced in air-mixing chamber.Hot air diffusion paths is separated by partition wall and merging part, and the hot air flowed in hot air diffusion paths is introduced in air-mixing chamber, and does not collaborate with cold air in merging part.Therefore, the hot air also having collaborated path by hot air by the cold air of cooling air passage and upstream side supply collaborate direction from hot air collaborates.In addition, in merging part by the interflow air of the cold air that collaborates and hot air with mix air-mixing chamber by hot air diffusion paths and from the hot air supplied in the downstream that hot air collaborates direction of hot air diffusion paths.By being collaborated in merging part by the hot air interflow hot air of path and cold air, merging part is under the upstream side in direction, hot air interflow is in high temperature.Cold air is not easy to collaborate with the hot air collaborating the downstream in direction at hot air of merging part.Flow in air-mixing chamber via merging part in the downstream in direction, hot air interflow by the hot air of hot air diffusion paths by guiding, hot air can collaborate with low temperature cold air in air-mixing chamber.Therefore, temperature traverse can collaborate direction and arranged direction close to being uniformly distributed along hot air.The interflow air of hot air and cold air can be blown into compartment from peristome as adjustment air.Therefore, regulate air to flow independently, and have nothing to do with the position of peristome.Therefore, in air conditioner for vehicles, can with the simple cold air of structure raising in air regulation housing and the interflow performance of hot air.
Tube can be multiple tubes arranged apart in arranged direction.In this case, hot air is diffused from hot air pipe path and is introduced in hot air diffusion paths.By the multiple tubes limiting the adjacent merging part that hot air and cold air collaborate wherein are arranged to be spaced apart from each other, are spread along arranged direction by the hot air of hot air interflow path and be introduced in merging part.Therefore, the mixed performance in arranged direction can be improved.
Guide portion can be arranged between multiple tube described cold air and described hot air to be incorporated in air-mixing chamber in merging part.
Accompanying drawing explanation
Fig. 1 is the cutaway view of diagram according to an example of auto air-con of the present disclosure;
Fig. 2 is the cutaway view intercepted along the line II-II shown in Fig. 1;
Fig. 3 is the transparent view of diagram hot air grid;
Fig. 4 is the cutaway view of the air conditioner for vehicles be shown under two-stage pattern;
Fig. 5 is the cutaway view of the air conditioner for vehicles be shown under foot's pattern;
Fig. 6 is the cutaway view of the air conditioner for vehicles be shown under foot/defogger pattern; And
Fig. 7 is the cutaway view of the air conditioner for vehicles be shown under defogger pattern.
Detailed description of the invention
With reference to Fig. 1-7, an embodiment of the present disclosure below will be described.Fig. 1 is the cutaway view of diagram according to air conditioner for vehicles 10 of the present disclosure.The integral structure of air conditioner for vehicles 10 will be described below.Air conditioner for vehicles 10 has inner A/C (not shown).It is inner that inner A/C is arranged on meter panel of motor vehicle (not shown), and described meter panel of motor vehicle is arranged on the forefront in compartment.Inner A/C comprises the primary air regulon 11 shown in blower unit (not shown) and Fig. 1.
Primary air regulon 11 is arranged on approximate center along the left and right vehicle wheel direction of vehicle.Blower unit is provided on left and right vehicle wheel direction and offsets preset distance from air-conditioning unit 11 to front passenger seat side.Blower unit comprises inner/outer air and switches housing and blowing engine, and described inner/outer air cabinet switchably guides inner air or/and extraneous air.Blowing engine will introduce blow air to air-conditioning unit 11.
As shown in Figure 1, primary air regulon 11 has evaporator 13 and heater core 14, and described evaporator 13 and heater core 14 are contained in air regulation housing 12.Be formed with air flue in air regulation housing 12, and air regulation housing 12 is made up of resin material.Blower unit is arranged on the front side (that is, the left side in Fig. 1) of air regulation housing 12, and air is blown to air regulation housing 12 from blower unit.
Evaporator 13 is the cooling heat exchangers being carried out cooling-air by the interchange of heat between the refrigerant by evaporator 13 inside and the air flowed in air regulation housing 12.Evaporator 13 is arranged on front side and also cools the air blowed by blower unit in air regulation housing 12.Therefore, become cold air by the air of evaporator 13 and flowed.
Heater core 14 is by through inner refrigerant (such as, engine coolant) and the reheat heat exchanger being added hot air by the interchange of heat between the air of evaporator 13.Therefore, become hot air by the air of heater core 14 and flowed.Heater core 14 is arranged on the rear side (that is, the right side in Fig. 1) of evaporator 13 along the fore-and-aft direction of vehicle and in air regulation housing 12, is positioned at the downside of hot air path (21,23,24).In air regulation housing 12, the hot air flowed through by the hot air of heater core 14 collaborates path 21 is limited to heater core 14 rear side along vehicle fore-and-aft direction.
In air regulation housing 12, flow from evaporator 13 and around heater core 14, flow through (that is, walking around heater core 14) and the cooling air passage 16 passed through by the cold air of evaporator 13 is formed in the upside of evaporator 13.Cooling air passage 16 extends from evaporator 13 towards the upside of evaporator 13.
The amount controlling the air of flowing in heater core 14 and the air mix door 17 of the throughput ratio of the amount of air flowed in cooling air passage 16 are arranged between evaporator 13 and heater core 14 in air regulation housing 12.Air mix door 17 is such as rotatable door.
In air regulation housing 12, air-mixing chamber 18 is formed in evaporator 13 and the downstream both heater core 14 on air-flow direction, in air-mixing chamber 18, by the cold air of cooling air passage 16 through being mixed with described hot air by the hot blast of heater core 14.
Peristome 31-33 is limited in air regulation housing 12, and wherein in air-mixing chamber 18, the adjustment air at interflow is blown into multiple parts in compartment from described peristome.Therefore, peristome 31-33 is positioned at the downstream at air-flow direction of air-mixing chamber 18.In the present embodiment, defogger peristome 31, facial peristome 32 and foot's peristome 33 is used as peristome 31-33.The inside face that defogger peristome 31 will regulate air to blow to Windshield.The upper part of the body that face peristome 32 will regulate air to blow to passenger.The foot areas that foot's peristome 33 will regulate air to blow to passenger.
Optionally open or/and the export model door of closing peristome 31-33 is arranged in air regulation housing 12.Particularly, setting is opened or/and close face/foot's door 34 of facial peristome 32 and foot's peristome 33 and the defrosting door 35 of opening/closing defogger peristome 31.Face/foot's door 34 and defrosting door 35 are formed by tabular door structure, and described tabular door comprises and has writing board shape and open or/and close the door body of peristome 31-33 and the S. A. of revolving door body.
Hot air grid 20 is below described.Fig. 2 is the cutaway view intercepted along the line II-II shown in Fig. 1.Fig. 3 is the transparent view of diagram hot air grid 20.Hot air grid 20 is for collaborating cold air and hot air.In fig. 2, the air-flow of hot air is shown so that understand by arrow, and the air-flow of cold air does not show.In figure 3, the air-flow of hot air is shown by filled arrows, and the air-flow of cold air is shown so that understand by dotted arrow.In the following discussion, the air-flow direction of cold air in hot air grid 20 is hereinafter referred to as flow of cold air direction X (that is, the vertical direction in Fig. 1).Crossing with flow of cold air direction X (particularly, perpendicular to flow of cold air direction X) and be the direction of crossing cooling air passage 16 direction below be called hot air for short and collaborate direction Y (that is, the left and right vehicle wheel direction in Fig. 1).Arranged direction Z (that is, perpendicular to the vertical direction of the paper of Fig. 1) is called for short below direction perpendicular to flow of cold air direction X and hot air interflow direction Y.
Hot air grid 20 is arranged between air mix door 17 and air-mixing chamber 18 in air regulation housing 12.Hot air grid 20 is made up of the resin material making air regulation housing 12 and is formed with air regulation housing 12 Construction integration or construct discretely with air regulation housing 12 and be fixed to air regulation housing 12.
Hot air grid 20 is positioned to the outlet of hot air interflow path 21, flows through described hot air interflow path 21 by the hot air of heater core 14.Further, hot air grid 20 is positioned such that hot air grid 20 crosses cooling air passage 16.In other words, hot air grid 20 is positioned in flow of cold air direction X in wherein cooling air passage 16 and past and is collaborated the crossing position of the blowing direction of the hot air of path 21 by hot air.Hot air grid 20 is also positioned at the upstream side at air-flow direction of the moving range of export model door.The X position crossing with the blowing direction of hot air in flow of cold air direction is the merging part 18a of the upstream side on air-flow direction being positioned at air-mixing chamber 18, and hot air and cold air collaborate in merging part 18a.Blow to the blowing direction of the cold air of hot air grid 20 from cooling air passage 16 in FIG upwards, and blow to the blowing direction of the hot air of cooling air passage 16 in FIG left from hot air interflow path 21.Therefore, the blowing direction of the cold air blowed from cooling air passage 16 intersects with the blowing direction collaborating the hot air that path 21 blows from hot air.Therefore, cooling air passage 16 direct cold air is with crossing with hot air in merging part 18a.
Hot air grid 20 has the hot air pipe path 23 and hot air diffusion paths 24 that the cooling air passage 16 that flows through with a part for the hot air being collaborated path 21 by hot air separated.Hot air pipe path 23 is positioned such that hot air pipe path 23 crosses merging part 18a.Hot air pipe path 23 is limited in the tube 23a extended along hot air interflow direction Y.The hot air flowed in tube 23a is directed to the downstream at hot air interflow direction Y of merging part 18a by hot air pipe path 23.In other words, hot air pipe path 23 crosses merging part 18a on the direction Y of hot air interflow, makes hot air pipe path 23 partly block merging part 18a and hot air is directed to the hot air diffusion paths 24 collaborating the downstream of direction Y at hot air being arranged in cooling air passage 16.Tube 23a extends on the direction Y of hot air interflow, and multiple tube 23a is arranged to be spaced apart from each other on arranged direction Z (that is, the horizontal direction in Fig. 2).Such as, three tube 23a are used in the present embodiment.Three tube 23a are arranged such that a tube 23a is positioned at the center along arranged direction Z of hot air grid 20, and tube 23a is positioned at each end along arranged direction Z of hot air grid 20.The surface towards air mix door 17 (that is, for being arranged in the surface of the downside of Fig. 3) of the outer wall of tube 23a has streamline-shaped, and rounded angle in the present embodiment, the bight on described surface.Therefore, the air-flow resistance produced when cold air flow into space (that is, adjacent merging part 18a) between each being limited in three tube 23a is reduced by the streamline-shaped on this surface.
Therefore, the space limited between each in three tube 23a is arranged along arranged direction Z, and each in described space limits merging part 18a.Merging part 18a has multiple guide plate 25, and cold air and hot air are directed to air-mixing chamber 18 by described multiple guide plate.In the present embodiment, merging part 18a has two guide plates 25.Guide plate 25 extends along hot air interflow direction Y and flow of cold air direction X.Therefore, cold air is directed to flow on the X of flow of cold air direction, and in other words, cold air is directed upwards to flow in figure 3.
Merging part 18a is that wherein (namely merging part 18a collaborates the side of direction Y from along hot air, downside in Fig. 2) collaborate the opposite side (upside in Fig. 2) of direction Y and the crossing part of cooling air passage 16 to along hot air, wherein hot air is directed to described merging part 18a by hot air interflow path 21.Particularly, hot air is directed to along arranged direction Z between tube 23a space by hot air interflow path 21.
Hot air diffusion paths 24 extends along arranged direction Z and is positioned at the downstream (that is, along the downstream of hot air interflow direction Y) of hot air pipe path 23.Hot air diffusion paths 24 is communicated with air-mixing chamber 18 with hot air pipe path 23.Therefore, the hot air and the cold air that pass through hot air pipe path 23 collaborate in hot air diffusion paths 24.Hot air diffusion paths 24 is opened on the X of flow of cold air direction.That is, hot air diffusion paths 24 has roughly U-shaped cross-section.One opening is positioned at by part place that the hot air of hot air pipe path 23 flows into.Partition wall 26 as the first wall portion is configured to adjacent with merging part 18a and separates cooling air passage 16 and hot air diffusion paths 24.Further, hot air diffusion paths 24 comprises the wall portion 27 as the second wall portion, and described second wall portion is positioned at the opposite side of described part (that is, partition wall 26) along hot air interflow direction Y.Second wall portion and partition wall 26 collaborate spaced apart on the Y of direction at hot air and extend along arranged direction Z and flow of cold air direction X (that is, along the paper sheet thickness direction in Fig. 2).In the present embodiment, wall portion 27 is parts of the inwall of air regulation housing 12.Hot air diffusion paths 24 also comprise along arranged direction Z and hot air interflow direction Y extend and be connected to the base section 28 of the end of partition wall 26 and the end of wall portion 27.The end of partition wall 26 and the end of wall portion 27 lay respectively at the upstream side at flow of cold air direction X (that is, in the downside of Fig. 1) of partition wall 26 and wall portion 27.Therefore, partition wall 26, wall portion 27 and base section 28 form hot air diffusion paths 24.Therefore, by having partition wall 26 and wall portion 27, flow into that hot air in hot air diffusion paths 24 is directed can not be flow in merging part 18a with flowing on the X of flow of cold air direction.Hot air diffusion paths 24 guides the hot air supplied from hot air pipe path 23 along partition wall 26 and wall portion 27, hot air is flow in air-mixing chamber 18.
The flowing of hot air and cold air is below described.Hot air grid 20 is supplied to by hot air interflow path 21 immediately by hot air after heater core 14 at hot air.A part for hot air flow into hot air pipe path 23 from the outlet of hot air interflow path 21, and the hot air except a described part for hot air flow in the space (that is, merging part 18a) be limited between tube 23a.The hot air be fed in merging part 18a collaborates with the cold air supplied from cooling air passage 16, and is flowed on the X of flow of cold air direction by the blast of cold air and flow in air-mixing chamber 18.
In hot air diffusion paths 24, converge merga pass wall portion 27 by the hot air of hot air pipe path 23 directed to flow on the X of flow of cold air direction.Directedly to be collaborated by the cold air of the merging part 18a being in close proximity to hot air diffusion paths 24 in air-mixing chamber 18 Yu with the hot air flowed on the X of flow of cold air direction.Therefore, collaborated along arranged direction Z and hot air interflow direction Y by the cold air of hot air grid 20 and hot air.
Hereinafter export model is described.In the present embodiment, air conditioner for vehicles 10 is provided with the export model of such as facial model, two-stage (B/L) pattern, foot's pattern and defogger pattern.
Below facial model will be described.Facial model is the pattern that will air regulated to blow to the upper part of the body of passenger.As shown in Figure 1, face/foot's door 34 to be positioned such that during facial model facial peristome 32 is opened and foot's peristome 33 is closed.Defrosting door 35 is positioned such that defogger peristome 31 is closed during facial model.Therefore, in hot air grid 20, the air at interflow to flow in air-mixing chamber 18 and is blown in compartment via facial peristome 32 from air-mixing chamber 18 as adjustment air.
Below B/L pattern will be described.B/L pattern is that adjustment air is blowed to the upper part of the body region of passenger and the pattern of foot areas.Fig. 4 is the cutaway view of the air conditioner for vehicles 10 be shown under B/L pattern.As shown in Figure 4, face/foot's door 34 is positioned such that facial peristome 32 and foot's peristome 33 are opened during B/L pattern.Defrosting door 35 is positioned such that defogger peristome 31 is closed during B/L pattern.Therefore, in hot air grid 20, the air at interflow to flow in air-mixing chamber 18 and is blown in compartment via facial peristome 32 and foot's peristome 33 from air-mixing chamber 18 as adjustment air.
Below foot's pattern will be described.Foot's pattern is the pattern that will air regulated to blow to the foot areas of passenger.Fig. 5 is the cutaway view of the air conditioner for vehicles 10 be shown under foot's pattern.As shown in Figure 5, face/foot's door 34 to be positioned such that during foot's pattern facial peristome 32 is closed and foot's peristome 33 is opened.Defrosting door 35 is positioned such that defogger peristome 31 is opened, and therefore air flow in defogger peristome 31 slightly.Therefore, in hot air grid 20, the air at interflow to flow in air-mixing chamber 18 and is blown in compartment via defogger peristome 31 and foot's peristome 33 from air-mixing chamber 18 as adjustment air.Defogger peristome 31 is positioned such that defogger peristome 31 is towards hot air diffusion paths 24.Therefore, the air supplied from hot air diffusion paths 24 mainly flow into defogger peristome 31 based on the opening degree of defogger door 35.Therefore, the temperature at defogger peristome 31 place can be formed the temperature being different from foot's peristome 33 place.
Foot/defogger pattern below will be described.The pattern that foot/defogger pattern will regulate air to blow to the Windshield of vehicle and the foot of passenger.Fig. 6 is the cutaway view of the air conditioner for vehicles 10 be shown under foot/defogger pattern.As Fig. 6 shows, face/foot's door 34 to be positioned such that during foot/defogger pattern facial peristome 32 is closed and foot's peristome 33 is opened.Defrosting door 35 is positioned such that defogger peristome 31 is opened during foot/defogger pattern.Therefore, in hot air grid 20, the air at interflow to flow in air-mixing chamber 18 and is blown in compartment via defogger peristome 31 and foot's peristome 33 from air-mixing chamber 18 as adjustment air.
Below defogger pattern will be described.Defogger pattern is the pattern that will air regulated to blow to the Windshield of vehicle.Fig. 7 is the cutaway view of the air conditioner for vehicles 10 be shown under defogger pattern.As Fig. 7 shows, face/foot's door 34 is positioned such that facial peristome 32 is closed during defogger pattern.Defrosting door 35 to be positioned such that during defogger pattern that defogger peristome 31 is opened and foot's peristome 33 is closed.Therefore, in hot air grid 20, the air at interflow to flow in air-mixing chamber 18 and is blown in compartment via defogger peristome 31 from air-mixing chamber 18 as adjustment air.
As disclosed above, in air conditioner for vehicles 10 in the present embodiment, collaborated with the cold air by cooling air passage 16 by the hot air of hot air interflow path 21.Be diffused by the hot air diffusion paths 24 along arranged direction Z in the downstream at hot air interflow direction Y of merging part 18a by the hot air of hot air pipe path 23, and be introduced in air-mixing chamber 18.Hot air diffusion paths 24 is separated with merging part 18a by partition wall 26, the hot air of flowing in hot air diffusion paths 24 is introduced in air-mixing chamber 18, and can not collaborates with the cold air in merging part 18a.Therefore, the hot air also having collaborated path 21 by hot air by the cold air of cooling air passage 16 and upstream side supply collaborate direction Y from hot air collaborates.Further, in merging part 18a by the interflow air of the cold air that collaborates and hot air with mix air-mixing chamber 18 by hot air diffusion paths 24 and from the hot air supplied in the downstream that hot air collaborates direction Y of hot air diffusion paths 24.Merging part 18a is in high temperature by the upstream side collaborating to have collaborated direction Y by hot air and the cold air of hot air interflow path 21 at hot air in merging part 18a.In the downstream of the hot air interflow direction Y of merging part 18a, cold air is not easy to collaborate with hot air.By guide by the hot air of hot air diffusion paths 24 to flow in air-mixing chamber 18 via merging part 18a in the downstream of hot air interflow direction Y, hot air can collaborate with low temperature cold air in air-mixing chamber 18.Therefore, temperature traverse can collaborate direction Y and arranged direction Z close to being uniformly distributed along hot air.The interflow air of hot air and cold air can be blown into compartment from peristome 31-33 as adjustment air.Therefore, regulate air independently to flow downward, and do not depend on the position of peristome 31-33.Therefore, in the air conditioner for vehicles 10 of the present embodiment, can by simple structural development cold air and hot air the interflow performance in air regulation housing 12.
In the present embodiment, multiple tube 23a is arranged to be spaced apart from each other along arranged direction Z, and is connected with the hot air diffusion paths 24 extended along arranged direction Z.Therefore, hot air is spread equably and is incorporated into merging part 18a in the hot air diffusion paths 24 in the downstream at hot air interflow direction Y of merging part 18a is that by hot air, the part place be directed in it is limited to the space arranged between tube 23a and along arranged direction Z at hot air interflow path 21.Therefore, the hot air supplied from hot air interflow path 21 can collaborate at hot air the part that path 21 and cooling air passage 16 converge and spread along arranged direction Z.This improves the interflow performance of cold air and the hot air collaborated on arranged direction Z.
In other words, in the hot air grid 20 of the present embodiment, hot air is by merging part 18a, and be directed to the inwall of air regulation housing 12 (namely by hot air grid 20, wall portion 27), described inwall is positioned at the opposite side of merging part 18a relative to partition wall 26 along hot air interflow direction Y.The hot air being directed into wall portion 27 spreads along the arranged direction Z corresponding to vehicle-width direction.Directed and flow in air-mixing chamber 18 along the inwall of air regulation housing 12 along the hot air of arranged direction Z diffusion.In this case, hot air diffusion paths 24 is separated to limit cold air and hot air interflow by partition wall 26, makes the hot air that the inwall along air regulation housing 12 spreads in the direction of the width limit diffusion due to cold air.Further, hot air grid 20 is positioned at the upstream side of air-mixing chamber 18, and the hot air be therefore introduced in hot air diffusion paths 24 spreads and directed to flow along the inwall of air regulation housing 12 and to arrive outlet in the direction of the width.
Therefore, hot air is supplied by the whole width (that is, along the whole region of arranged direction Z) of air regulation housing 12, makes it possible to the change of the temperature traverse reduced on arranged direction Z.Further, the upstream side in downstream and hot air interflow direction Y that hot air collaborates direction Y from air, towards flow of cold air, makes interflow performance be enhanced, and can reduce the change of the temperature traverse on the direction Y of hot air interflow.
In addition, by selecting the shape of the height of the partition wall 26 such as forming hot air diffusion paths 24, the amount of the air flowing to defogger peristome 31 from hot air diffusion paths 24 can be controlled.Therefore, by selecting the form of wall portion 27 and the shape of partition wall 26 that form hot air diffusion paths 24, the temperature difference between defogger peristome 31 and other peristome place can be controlled.
(other embodiment)
Below change and revise and will be understood to be in protection domain of the present disclosure.
In above disclosed embodiment, defogger peristome 31, facial peristome 32 and foot's peristome 33 are used as the peristome 31-33 for the passenger at front passenger seat place.But air conditioner for vehicles 10 can have facial peristome for the passenger at back occupant seat place and foot's peristome.Such as, air can be regulated from all peristome blowouts comprising the peristome for front passenger seat and the peristome for back occupant seat.In this case, by adopting the disclosure, the temperature control at all peristome places can reach suitable level.
Although flow in hot air pipe path 23 by the hot air of hot air interflow path 21 in above disclosed embodiment, be not limited to this structure.Hot air interflow path 21 and hot air pipe path 23 can be parallel to be arranged each other.In other words, can shunt to flow in both hot air interflow path 21 and hot air pipe path 23 by the hot air of heater core 14.
In above disclosed embodiment, air conditioner for vehicles 10 has an air-mixing chamber 18 and an air mix door 17.In this case, air is regulated to be introduced in each peristome for driver's seat and each peristome for front passenger seat from air-mixing chamber 18.But, be not limited to this structure.The disclosure can be applied to be had one of them air-mixing chamber and air mix door and can be arranged for the A/C that driver's seat and another air-mixing chamber and another air mix door can be arranged for the structure of front passenger seat.In this case, for the air-mixing chamber of driver's seat with for each in the air-mixing chamber of front passenger seat, there is hot air grid 20.
Although air mix door 17 is used as air mixing unit in above disclosed embodiment, air mixing unit is not limited to described air mix door 17.Air mixing unit can have the structure changing the distribution ratio of air by changing path.In addition, although rotatable door is used as air mix door 17, the door of other type of such as sliding door, revolving door and film door can be adopted.
Although heater core 14 uses engine coolant as thermal source in above disclosed embodiment, other thermal source of such as heater element (such as, positive temperature coefficient (PTC) temperature booster) can be adopted.
Claims (3)
1. an auto air-con, comprising:
Limit the air regulation housing (12) of air flue (15);
Air is blown into the blowing engine in air regulation housing (12);
Cooling heat exchanger (13), described cooling heat exchanger is arranged on the air also cooling in air regulation housing (12) and blowed by blowing engine;
Reheat heat exchanger (14), described reheat heat exchanger is arranged in air regulation housing (12) and also heats by the air of cooling heat exchanger (13);
Cooling air passage (16), described cooling air passage is arranged in air regulation housing (12), and walks around reheat heat exchanger (14) by the flow of cold air of cooling heat exchanger (13) by described cooling air passage;
Hot air path, described hot air channel setting in air regulation housing (12), and flows through described hot air path by the hot air of reheat heat exchanger (14);
Air mixing unit (17), described air mixing unit is arranged in air regulation housing (12) amount also regulated by the amount of the air of reheat heat exchanger (14) and the air in the middle flowing of cooling air passage (16);
Air-mixing chamber (18), described air-mixing chamber is arranged in air regulation housing (12), and by the hot air of hot air path with to pass through the cold air of cooling air passage (16) mixed in described air-mixing chamber; And
Multiple peristome (31-33), described multiple peristome to be arranged in air regulation housing (12) and to make the adjustment air of mixing in air-mixing chamber (18) be blown in multiple parts in compartment, wherein
Air-mixing chamber (18) is configured such that described hot air and described cold air are at merging part (18a) interflow of upstream side of the flow direction at air being arranged in air-mixing chamber (18),
Cooling air passage (16) guides described cold air with crossing with described hot air in merging part (18a),
Hot air path comprises:
Described hot air is directed to hot air interflow path (21) in merging part (18a);
Hot air pipe path (23), described hot air pipe path is limited to and is oriented to cross merging part and in the inside of the upper tube (23a) extended of hot air direction, interflow (Y), and the hot air of flowing in tube (23a) will be incorporated into the downstream on hot air direction, interflow (Y) of merging part (18a) by hot air pipe path (23); And
Hot air diffusion paths (24), described hot air diffusion paths connects air-mixing chamber (18) and hot air pipe path (23) and goes up extension in merging part (18a) and tube (23a) along its arranged direction (Z) of arranging, and arranged direction (Z) is crossing with flow of cold air direction (X)
Hot air diffusion paths (24) is formed by following piece construction:
First wall portion (26), described first wall portion arranged direction (Z) and flow of cold air direction (X) upper extend and make merging part (18a) and hot air diffusion paths (24) separated from one another;
Second wall portion (27), described second wall portion is upper and flow of cold air direction (X) is upper extends and spaced apart with the first wall portion (26) in arranged direction (Z), and the second wall portion (27) is positioned at the downstream of collaborating at hot air on direction (Y) of the first wall portion (26); And
Base section (28), described base section above with at hot air direction, interflow (Y) in arranged direction (Z) above extends and is connected the edge of the first wall portion (26) and the edge of the second wall portion (27), the edge of described first wall portion (26) and the edge of described second wall portion (27) lay respectively at the upstream side on flow of cold air direction (X) of the first wall portion (26) and the second wall portion (27)
Hot air diffusion paths (24) guides along the first wall portion (26) and the second wall portion (27) and is directed to by described hot air is collaborated in room (18) by the described hot air of hot air pipe path (23).
2. auto air-con according to claim 1, wherein
Multiple tube (23a) is arranged apart in arranged direction (Z).
3. auto air-con according to claim 2, wherein
Multiple guide portion (25) is arranged between multiple tube (23a) described cold air and described hot air to be directed in air-mixing chamber (18) in merging part (18a).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-110617 | 2011-05-17 | ||
| JP2011110617A JP5545267B2 (en) | 2011-05-17 | 2011-05-17 | Air conditioner for vehicles |
| PCT/JP2012/002458 WO2012157183A1 (en) | 2011-05-17 | 2012-04-09 | Air conditioning device for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103534113A CN103534113A (en) | 2014-01-22 |
| CN103534113B true CN103534113B (en) | 2016-01-20 |
Family
ID=47176538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280023729.XA Active CN103534113B (en) | 2011-05-17 | 2012-04-09 | Auto air-con |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JP5545267B2 (en) |
| KR (1) | KR101445658B1 (en) |
| CN (1) | CN103534113B (en) |
| BR (1) | BR112013028166A2 (en) |
| DE (1) | DE112012002115T5 (en) |
| WO (1) | WO2012157183A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013209596A1 (en) * | 2013-05-23 | 2014-11-27 | Behr Gmbh & Co. Kg | air conditioning |
| JP6372330B2 (en) * | 2014-12-05 | 2018-08-15 | 株式会社デンソー | Air conditioning unit for vehicles |
| JP6510916B2 (en) * | 2015-07-06 | 2019-05-08 | カルソニックカンセイ株式会社 | Vehicle air conditioner |
| US10899193B2 (en) | 2016-02-22 | 2021-01-26 | Denso Corporation | Air conditioning unit for vehicle |
| DE102017200563A1 (en) * | 2017-01-16 | 2018-07-19 | Hanon Systems | Air outlet of a heating, ventilation and / or air conditioning system for a vehicle, and system with such an air outlet |
| JP6909009B2 (en) * | 2017-02-17 | 2021-07-28 | 株式会社日本クライメイトシステムズ | Vehicle air conditioner |
| JP2019199130A (en) * | 2018-05-15 | 2019-11-21 | 株式会社ヴァレオジャパン | Vehicle air conditioner |
| CN108668707A (en) * | 2018-07-01 | 2018-10-19 | 贵州珠江源头绿色产业发展有限公司 | A kind of curing means of Strawberry Seedlings |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1445133A2 (en) * | 2003-02-10 | 2004-08-11 | Zexel Valeo Climate Control Corporation | Airconditioning system for automobiles |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2805217B1 (en) * | 2000-02-22 | 2002-06-28 | Valeo Climatisation | AIR CONDITIONING DEVICE FOR VEHICLE |
| JP4396014B2 (en) * | 2000-06-06 | 2010-01-13 | 株式会社デンソー | Air conditioner |
| JP2007125955A (en) * | 2005-11-02 | 2007-05-24 | Valeo Thermal Systems Japan Corp | Air conditioning device for vehicle |
| JP4811385B2 (en) * | 2006-11-14 | 2011-11-09 | 株式会社デンソー | Air conditioner for vehicles |
| JP5151591B2 (en) * | 2008-03-21 | 2013-02-27 | 株式会社デンソー | Air conditioner for vehicles |
| KR101578106B1 (en) * | 2008-12-09 | 2015-12-16 | 한온시스템 주식회사 | Air conditioner for vehicle |
| JP4883080B2 (en) * | 2008-12-26 | 2012-02-22 | 株式会社デンソー | Air conditioner for vehicles |
-
2011
- 2011-05-17 JP JP2011110617A patent/JP5545267B2/en active Active
-
2012
- 2012-04-09 BR BR112013028166A patent/BR112013028166A2/en active Search and Examination
- 2012-04-09 DE DE112012002115.0T patent/DE112012002115T5/en not_active Withdrawn
- 2012-04-09 WO PCT/JP2012/002458 patent/WO2012157183A1/en active Application Filing
- 2012-04-09 CN CN201280023729.XA patent/CN103534113B/en active Active
- 2012-04-09 KR KR1020137030865A patent/KR101445658B1/en active IP Right Grant
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1445133A2 (en) * | 2003-02-10 | 2004-08-11 | Zexel Valeo Climate Control Corporation | Airconditioning system for automobiles |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101445658B1 (en) | 2014-09-29 |
| JP5545267B2 (en) | 2014-07-09 |
| WO2012157183A1 (en) | 2012-11-22 |
| CN103534113A (en) | 2014-01-22 |
| JP2012240495A (en) | 2012-12-10 |
| DE112012002115T5 (en) | 2014-02-13 |
| BR112013028166A2 (en) | 2017-01-10 |
| KR20130140901A (en) | 2013-12-24 |
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